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Whatman™ Quantitative Filter Paper: Grade 540 Circles

Use as a gravimetric filter during analysis of metals in acidic or alkaline solutions and in the collection of hydroxides. Whatman™ Quantitative Filter Paper: Grade 540 Circles acid-treated surface prevents tearing during filtration and allows the user to scrape precipitates from the paper.

Brand:  Whatman™ 1540-090

Code : 69

Additional Details : Weight : 0.06392kg

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Product Code. 10194111

Quantity Price
1 £36.25 / Pack of 100
10 £29.00 / Pack of 100
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Description

Description

Whatman hardened ashless quantitative filter papers are acid-hardened to give high wet strength and chemical resistance with extremely low ash content. They are suitable for a wide range of critical filtration procedures.
  • High-purity, acid-treated cellulose lab filter paper
  • Mechanically strong 
  • Well suited for quantitative or gravimetric analysis of strongly acidic or alkaline samples
  • Extremely low ash content (0.006% ash maximum)
  • Nominal particle retention of 8 µm
  • Medium flow rate (Herzberg filtration speed 200 s)

Specifications

Specifications

100/Pk.
Medium
>8μmm
540
90mm
Gravimetric analysis of metals in acid/alkali solutions. Collecting hydroxides after precipitation by strong alkalis. Normal loading; high wet strength.
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Special Offers

Special Offers

  • Big discounts are available off a range of popular products including chemicals, lab essentials, life science, equipment, consumables and safety products.
    : 12648

    2017-12-31

    *Discount will apply to qualifying orders received by Fisher Scientific between 18/09/2017 and 31/12/2017. Promotion code must be presented at the time of order. Discount applies to the list price in effect at the time the order is received. Promotion cannot be combined with other discounts or promotions. Offer void where prohibited, licensed, or restricted by federal, state, provincial, or local laws or regulation or agency/institutional policy. Other restrictions may apply.

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